This the 100th anniversary of one of worst man-made disasters of the 20th century. When the Iroquois Theatre opened in Chicago on November 23, 1903, it was considered one of the grandest structures of its day, a monument to modern design and technology, as well as "absolutely fireproof." This was a theatre that would rival any in New York or Paris. Instead it became the funeral pyre for hundreds of victims. Tony Hatch, former CBS reporter and Emmy...